Reflux occurs in healthy infants multiple times a day as long as your baby is healthy, content and growing well, reflux is not a cause for concern rarely, infant reflux can be a sign of a medical problem, such as an allergy, a blockage in the digestive system or gastroesophageal reflux disease (gerd). Is acid reflux in newborns dangerous. Is acid reflux in newborns dangerous foods for acid reflux (